Fuzzy Logic-based Techniques for Motion Planning of a Robot Manipulator Amongst Unknown Moving Obstacles. - Anupam Bagchi; Himanshu Hatwal (Robotica, 1992)

On the optimum design of Stewart platform type parallel manipulators. - Soumya Bhattacharya; Himanshu Hatwal; Arindam Ghosh (Robotica, 1995)